HMS87C1304A Datasheet, PDF (9/70 Pages) Hynix Semiconductor – CMOS SINGLE-CHIP 8-BIT MICROCONTROLLER

HYUNDAI MicroElectronics
HMS87C1304A/HMS87C1302A
• RA0/EC0
Data Bus
Data Bus
Data Reg.
Open Drain
Direction Reg.
Data Bus
Read
EC0
Schmitt Trigger
• RA1/AN1 ~ RA7/AN7
Data Bus
Data Bus
Data Bus
To A/D Converter
ary _{Data Reg.}
in _{Direction Reg.}
Prelim ^Read
V_DD
V_SS
Analog Input Mode
(ANSEL7 ~ 1)
Analog CH. Selection
(ADCM.4 ~ 2)
Jan. 2001
Preliminary
9